53.57% is the change from 28 to 43
Calculation steps:
[( 43 - 28 ) ÷ 28] x 100 = 53.57%
Formula
Percentage change = [(43 - 28) / 28] x 100
Subtract the new number by the original number
43 - 28 = 15
15 ÷ 28 = 0.5357142857142857
0.5357142857142857 x 100 = 53.57%